OP-56-DC - Pump MSW - Free user manual and instructions

Product type	Electric oil/diesel pump
Brand	MSW
Model	OP-56-DC
Rated voltage	12 V DC
Rated power	200 W
Motor speed	3200 rpm
Maximum capacity	56 L/min
Maximum range	7 m
Duty cycle	S2 30 min (intermittent operation)
Protection class	IPX4
Maximum immersion depth	2 m
Adapter diameter (outlet/inlet)	25.4 mm
Dimensions (L x W x H)	29.5 x 21.5 x 22.5 cm
Weight	5.25 kg
Power supply	12 V DC battery with clamps
Compatible fluids	Diesel, light oils (not gasoline, alcohol, water)
Main use	Fuel transfer, oil draining
Included accessories	Battery clamps, suction and discharge hoses, gun
Maintenance	Cleaning of lines, checking connections, no internal maintenance
Safety	IPX4 protection, immediate stop when gun is closed, disconnect before maintenance
Not intended for	Liquids for human consumption, water, gasoline, alcohol
Repairability	Disassembly by qualified technician only

Frequently Asked Questions - OP-56-DC MSW

What is the power supply voltage of the MSW OP-56-DC pump?

The pump operates at a voltage of 12 V DC. It connects to a battery via clamps (red clamp to positive, black clamp to negative).

What types of liquids can I transfer with this pump?

The pump is designed for diesel and light oils. Do not use with gasoline, alcohol, water, or liquids intended for human consumption.

Can I use this pump for water?

No, this pump is not designed for water. It is intended for fuel and oil transfer. Using water can damage the pump and poses safety risks.

How to start the pump correctly?

Ensure the hoses are properly connected, the battery is charged, and the polarity is respected. Insert the suction tube into the tank and the gun into the filler neck. Turn on the pump and gradually release the gun lever. Do not start without hoses connected.

What to do if the pump flow is low?

Check: the liquid level in the tank (too low?), the filter (clogged?), the tightness of connections (air leak?), the battery voltage (undercharged?), and the suction height (excessive?). Clean the filter and check the seals.

What type of battery should I use?

Use a 12 V DC battery capable of providing at least 200 W (about 17 A). The pump can be connected to a vehicle battery removed from the vehicle, provided the cables are long enough. Do not use an extension cord.

Can I leave the pump running unattended?

No, it is strictly forbidden to leave the pump unattended during pumping to avoid overflow or incidents. Stop the pump immediately after closing the gun.

What is the duty cycle of the pump?

The duty cycle is S2 30 min, meaning it can run continuously for a maximum of 30 minutes, then must cool down before reuse.

How to maintain the pump?

Before any maintenance, disconnect the power. Regularly clean the suction and discharge sections to prevent blockages. The pump does not require internal maintenance; do not disassemble it yourself.

What are the important safety precautions?

Never use barefoot or with wet hands. Do not smoke near the pump. Protect the power outlet from water. Do not move the pump while operating. Observe battery polarity. Use a suitable diesel filter at the outlet.

USER MANUAL OP-56-DC MSW

This User Manual has been translated for your convenience using machine translation. Reasonable efforts have been made to provide an accurate translation; however, no automated translation is perfect nor is it intended to replace human translators. The official User Manual is the English version. Any discrepancies or differences created in the translation are not binding and have no legal effect for compliance or enforcement purposes. If any questions arise related to the accuracy of the information contained in the User Manual, please refer to the English version of those contents which is the official version.

Chapter 1: Technical data

Parameter description	Parameter value
Product name	Oil Pump	Oil Pump	Oil Pump
Model	MSW-OP-56-DC	MSW-OP-40-DC	MSW-OP-72-DC
Rated voltage	DC 12 V	DC 12 V	DC 12 V
Rated power [W]	200	150	360
Engine speed [rpm]	3200	4200	3800
Maximum capacity [l/min]	56	40	72
Max lift [m]	7	7	14
Duty Cycle:	S2 30 min	S2 30 min	S2 30 min
IP protection class	IPX4	IPX4	IPX4
Max depth [m]	2	2	2
Adapter outlet/inlet diameter [mm]	25.4	25.4	25.4
Dimensions (width x depth x height) [cm]	29.5x21.5x22.5	28x19x24.6	33x22.5x25
Weight [kg]	5.25	4.85	7.75

Parameter description	Parameter value
Product name	Oil Pump	Oil Pump
Model	MSW-OP-67-AC	MSW-OP-78-AC
Rated voltage [V~] / frequency [Hz]	230/50	230/50
Rated power [W]	500	600
Engine speed [rpm]	2800	2800
Maximum capacity [l/min]	60	80
Max lift [m]	15	15
Duty Cycle:	S1	S1
IP protection class	-	IPX4
Max depth [m]	2	2
Adapter outlet/inlet diameter [mm]	25.4	25.4
Dimensions (width x depth x height) [cm]	30.5x20.5x27.5 32.5x23x27.5
Weight [kg]	5.8	8.3

Caution: Please read this manual carefully before operating the pump.

Chapter 2: Warning

• The user must strictly observe all applicable accident-prevention measures and follow the instructions provided in this manual.
• Never move the motor pump during operation.
• Before using the motor pump, ensure the power supply cable and all other devices are in perfect working condition.
• Do not use the motor pump if barefoot, if your hands are wet, or if standing in water.
• All moving parts are protected by casings. Never remove these casings while the motor pump is running.
• Keep the power socket protected from water, rain, and other liquids.
• Do not use with gasoline, alcohol, or in hazardous locations.
• Improper use or installation can result in serious injury or death.
• Do NOT smoke near the pump or use it near open flames.
• Do not use this product to transfer fluids into aircraft.
  • This pump is not designed for fluids for human consumption or water-containing fluids.
• Do not dispense fluids thicker than diesel fuel as this may cause the motor to overheat.

Safety instructions

To ensure safe and efficient operation, carefully follow these precautions:

1. Disconnect power to the pump before servicing.
2. Use a diesel-compatible filter on the pump outlet to prevent foreign material from entering the fuel tank.
3. Secure the tank or barrel to prevent tipping, whether full or empty.
4. Never leave the pump running unattended.

Chapter 3: Handling and transport

3.1 Unpacking

If the packaging appears damaged, inspect the motor pump for any signs of damage due to transport or handling.

Warning: Before installing and using the motor pump, verify that the model and specifications match those on the identification plate.

3.2 Handling, disassembly, and transport

• Never move the motor pump without unplugging it from the power supply.
• Remove the delivery and suction tubes before moving the pump.
• Unscrew the bolts or screws securing the pump in place.
• Do not move or drag the pump by pulling the power cable.

Chapter 4: Use and starting

4.1 Electrical power supply connection

Before use, determine if the pump operates on DC or AC power.

If using DC power:

1. Connect the pump's clamps to a battery capable of providing the required voltage and current.
2. If using a vehicle battery, remove the battery from the vehicle and place it on a stable surface.
3. The pump can be connected to a vehicle battery only if the vehicle is parked outdoors, and the pump's cables and pipes are long enough for stable support.
4. Do not use extension cords with the pump's electric cables. If the supplied cables are too short, replace the clamps with jack plugs by a qualified electrician.
5. The pump can only be connected to an adequately powered battery charger equipped with terminals. Never connect the pump clamps directly to the charger to avoid sparks.
6. Ensure the pump voltage (on the identification plate) matches the battery voltage.
7. Always respect polarity: connect the black clamp to the negative (-) terminal and the red clamp to the positive (+) terminal.
8. Connect the negative pole first, followed by the positive, to avoid sparks.
9. Ensure the pump is securely positioned, and the cables and pipes are long enough for stable operation.

If using AC power:

1. A power overload protection switch must be installed.
2. Ensure the pump is securely positioned and that the cables and piping are of sufficient length.

4.2 Starting the pump

1. Ensure all tubes are sealed, and the power cable is properly connected.
2. Insert the suction tube into the tank and the gun into the filling hole.
3. Switch on the pump, gradually release the gun lever, and start the fuel transfer.

Warnings:

• Never leave the pump unattended while filling to avoid diesel overflow.
• Do not start the pump without first connecting the suction and delivery tubes.
• Switch off the motor pump immediately after closing the gun.
• Never operate the pump if barefoot, with wet hands, or while standing in water.
• Using undercharged batteries may result in slower pump speed, reduced flow, and insufficient suction.

Chapter 5: Assembly and disassembly

This motor pump requires no additional accessories and does not need assembly. Only qualified technicians or authorized service centers should disassemble the motor.

Chapter 6: Mechanical risks

Extreme temperatures:

• Extremely low temperatures (-30°C) can freeze diesel inside the pump, causing damage.
• Extremely high temperatures (above 40^ C) may cause plastic parts to sag or warp.
Recommendation: Install the unit in a well-ventilated area away from direct sunlight.

Chapter 7: Maintenance and troubleshooting

7.1 Maintenance

• Always disconnect the power supply before performing maintenance.
- The motor pump requires no internal maintenance and must not be disassembled.
- Keep the suction and delivery sections clean and free from clogs.

7.2 Troubleshooting

PROBLEMS	CAUSES	SOLUTIONS
The pump fails to turn	No power supplyImpeller jammedMotor malfunction	Check the clamps and the safety devices.Disassemble, check for signs of damage or clogging.Reassemble.Contact your local dealer.
Low pump flow.	Tank liquid level too low.By-pass valve jammed.Filter clogged.Air in the suction tube.Decreased pump rotation speed.Leakage of Diesel oil.The suction tube is resting on the bottom of the tank.Excessive suction height.	Fill up the tank.Clean and re-assemble.Clean the filter.Make sure that the suction tube is not damaged.Check and correct pump voltage.Check the connectors and gaskets.Raise the tube in the tank.Lower the level of the pump.

Poglavje 3: Ravnanje in transport

3.1 Razpakiranje

For the disposal of the device please consider and act according to the national and local rules and regulations.

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